Results 41 to 50 of about 207,650 (148)

Energy-Efficient Joint User Association, Backhaul Bandwidth Allocation, and Power Allocation in Cell-Free mmWave UAV Networks

Drones
In this article, we propose a cell-free network architecture for an unmanned aerial vehicle (UAV) base station (BS), i.e., UBS, incorporating high-altitude platform stations (HAPSs) as central processing units (CPUs). The goal is to guarantee the quality
Zhiwei Si, Zheng Jiang, Kaisa Zhang, Qian Liu, Jianchi Zhu, Xiaoming She, Peng Chen   +6 more
doaj   +1 more source

Wireless Environment as a Service Enabled by Reconfigurable Intelligent Surfaces: The RISE-6G Perspective [PDF]

, 2021
The design of 6th Generation (6G) wireless networks points towards flexible connect-and-compute technologies capable to support innovative services and use cases.
Gabriele Gradoni, C. Alexandropoulos, George, Di Renzo, Marco,, Phang, Sendy,, George C. Alexandropoulos, Popovski, Petar; id_orcid, Denis, Benoît, Belouar, Mathieu,, Popovski, Petar, Di Lorenzo, Paolo, Luca Bastianelli, Crozzoli, Maurizio,, D'Errico, Raffaele, Gradoni, G., Strinati, Emilio Calvanese, Dinh-Thuy Phan-Huy, Phan-Huy, D.T.,, De Carvalho, Elisabeth,, Emilio Calvanese Strinati, Mascolo, Julien Etienne,, Crozzoli, Maurizio, Phan-huy, Dinh-Thuy, Marco Di Renzo, Mathieu Belouar, Sendy Phang, Maurizio Crozzoli, Wymeersch, Henk, Bastianelli, Luca,, Elisabeth De Carvalho, Bastianelli, Luca, Lerosey, Geoffroy, Di Renzo, Marco, De Carvalho, Elisabeth, Di Lorenzo, Paolo,, D'Errico, R.,, Alexandropoulos, G. C.,, Raffaele D'Errico, Strinati, Emilio Calvanese,, Wymeersch, Henk,, Gradoni, Gabriele, Mascolo, Julien Etienne, Calvanese Strinati, Emilio, Popovski, Petar,, Alexandropoulos, George, C, Julien Etienne Mascolo, Petar Popovski, Phan-Huy, D.T., Lerosey, Geoffroy,, Belouar, Mathieu, Paolo Di Lorenzo, Henk Wymeersch, Alexandropoulos, G. C., Vincenzo Sciancalepore, D\u27Errico, R., Sciancalepore, Vincenzo, Denis, B., Gradoni, G.,, Mascolo Xi, Julien, Etienne, Phang, Sendy, Sciancalepore, Vincenzo,, Lorenzo, Paolo, Di, Strinati, Emilio, Calvanese, Geoffroy Lerosey, Benoit Denis, Denis, B.,   +64 more
core   +1 more source

Enhancing 5G propagation into vehicles and buildings using optically transparent and polarisation insensitive metasurfaces over wide-incidence angles

Scientific Reports
This article introduces two transmissive metasurfaces applied to normal windows, aiming to improve the 5G outdoor-to-indoor (O2I) coverage. These windows can be utilized in various settings, such as vehicles or buildings.
Amirmasood Bagheri, Shadi Danesh, Fan Wang, Seyed Ehsan Hosseininejad, Mohsen Khalily, Rahim Tafazolli   +5 more
doaj   +1 more source

A Measurement-Based Power Consumption Model for Networks With Intelligent Control (RIC)

IEEE Open Journal of the Communications Society
Open Radio Access Network (Open RAN) triggers a shift towards multi-vendor deployments with increased programmability, flexibility, and intelligence. Still, several critical questions remain unanswered, particularly regarding Open RAN's impact on power ...
Joao Paulo S. H. Lima, George N. Katsaros, Rahim Tafazolli, Konstantinos Nikitopoulos   +3 more
doaj   +1 more source

Polarisation reconfigurable anisotropic dielectric resonator antenna

Scientific Reports
A novel polarization reconfigurable anisotropic dielectric resonator antenna (ADRA) is presented utilizing a new modulation scheme to exploit the degree of freedom in the polarization domain.
Shadi Danesh, Mohammad Abedian, Mohsen Khalily, Pei Xiao, Rahim Tafazolli, Ahmed A. Kishk   +5 more
doaj   +1 more source

Performance Analysis of CR-Enabled AmBC NOMA Under IQI and Sensitivity Constraints

IEEE Access
Considering tag sensitivity and in-phase and quadrature-phase imbalance (IQI), this paper investigates the reliability and security of a cognitive radio (CR)-aided ambient backscatter communication (AmBC) non-orthogonal multiple access (NOMA) system ...
Wenjing Zhao, Nanxi Li, Jing Guo, Jianchi Zhu, Yi Gu, Gongpu Wang, Chintha Tellambura   +6 more
doaj   +1 more source

Echoes: An Open RAN-Enabled System for Indoors Localization Using Smart Surfaces

IEEE Open Journal of the Communications Society
Indoor localization systems are poised to revolutionize mobile applications, enabling precise navigation, immersive augmented reality, and context-aware pervasive computing.
Pau Baguer, Josep Xavier Salvat Lozano, Guillermo Encinas-Lago, Placido Mursia, Esteban Municio, Marco Rossanese, Vincenzo Sciancalepore, Xavier Costa-Perez   +7 more
doaj   +1 more source

Spectrum Management in the 6G Era : The Role of Regulation and Spectrum Sharing [PDF]

, 2020
Spectrum management plays a key role in the deployment of new wireless technologies. Regulators in the 5G era have introduced a variety of spectrum management approaches that allow the deployment of new cellular networks including traditional exclusively
Yrjölä, Seppo, Ahokangas, Petri, Matinmikko-Blue, Marja   +2 more
core   +1 more source

Network Intrusion Detection: An IoT and Non IoT-Related Survey

IEEE Access
The proliferation of the Internet of Things (IoT) is occurring swiftly and is all-encompassing. The cyber attack on Dyn in 2016 brought to light the notable susceptibilities of intelligent networks.
Sulyman Age Abdulkareem, Chuan Heng Foh, Mohammad Shojafar, Francois Carrez, Klaus Moessner   +4 more
doaj   +1 more source

High-Throughput, Sorted QR Accelerator for Non-Linear Processing in Open-RAN Systems

IEEE Access
Open Radio Access Networks (Open-RANs) require cost- and energy-efficient solutions to facilitate their large-scale deployment. A significant concern in multiple-input multiple-output (MIMO) systems employing traditional linear processing is the ...
Thomas James Thomas, Marcin Filo, Konstantinos Nikitopoulos   +2 more
doaj   +1 more source